Gastrodermis
肠表皮, 胃皮(无脊椎动物消化道内层)
🗣️ 情景例句
Yeah.
吃了。
It is not polite to eavesdrop on the conversation of other people.
偷听他人说话是很不礼貌的。
I stayed at Zheng Jie's flat for three months.
那时候我就住在郑杰的那套房间里，住了三个月。